Menendez intern arrested by immigration officials (VIDEO)

US Sen. Robert Menendez (D-NJ) speaks about the announcement that the Democratic leadership will not bring energy reform legislation to the floor for a vote before the summer recess at the U.S. Capitol on Aug. 3, 2010 in Washington, DC.

US immigration officials have arrested an intern for Democratic Sen. Robert Menendez for being an undocumented immigrant.

Luis Abrahan Sanchez Zavaleta, an 18-year-old from Peru, is also a registered sex offender, The Associated Press reported.